/** {@inheritDoc} */
 @Override
 public String toString() {
   return GridToStringBuilder.toString(GridCacheAtomicStampedImpl.class, this);
 }
 /** {@inheritDoc} */
 @Override
 public String toString() {
   return GridToStringBuilder.toString(
       GridDistributedTxFinishRequest.class, this, "super", super.toString());
 }